// Copyright (C) 2014 the V8 project authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
es6id: 14.1
description: >
    Rest parameter and Function.prototype.apply
---*/
function Test() {
    function af(...a) {
      return a.length;
    }

    assert.sameValue(af.apply(null, []), 0, "`af.apply(null, [])` returns `0`");
    assert.sameValue(af.apply(null, [1]), 1, "`af.apply(null, [1])` returns `1`");
    assert.sameValue(af.apply(null, [1, 2]), 2, "`af.apply(null, [1, 2])` returns `2`");
    assert.sameValue(af.apply(null, [1, ,2]), 3, "`af.apply(null, [1, ,2])` returns `3`");
}

// preheat
const NUMBER_OF_PREHEAT = 1;
for (let i = 0; i < NUMBER_OF_PREHEAT; i++) {
    Test();
}

ArkTools.jitCompileAsync(Test);
assert.sameValue(ArkTools.waitJitCompileFinish(Test), true, '[JIT] JIT disabled.');

// test
const NUMBER_OF_TEST = 1; // or 2
for (let i = 0; i < NUMBER_OF_PREHEAT; i++) {
    Test();
}
